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Finding the Fourth Proportional to 300,625.29, 414,576.54 and 179,746.97

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Solution

The fourth proportional to 300,625.29, 414,576.54 and 179,746.97 is: 247,879.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,625.29 : 414,576.54 = 179,746.97 : x
  2. Step 2: Convert to fraction form
    300,625.29/414,576.54 = 179,746.97/x
  3. Step 3: Cross multiply
    300,625.29x = 414,576.54 × 179,746.97
  4. Step 4: Simplify right side
    300,625.29x = 74,518,874,825.20
  5. Step 5: Solve for x
    x = 74,518,874,825.20/300,625.29
  6. Step 6: Final answer
    x = 247,879.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.